Which app is useful to learn mathematics well

Answer 1

Mathematics takes practice . these app gives you the short version of the things which you read from book . try to read books then practice.

Answer 2

1) BYJU'S -The learning app
2) Khan Academy

P.S. Above all try math by self(which is the greatest app ever in this Planet) All the best.Cheers!!😊😊☺☺